<div class="banner">
  <p class="banner__text">
    <em>Effective Dart</em> is being updated to reflect
    current practices and Dart 2.
    If you notice a problem that isn't a <a target="_blank" 
    href="https://github.com/dart-lang/site-www/labels/EffectiveDart">known issue,</a>
    please report a bug.
  </p>
</div>
